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Finding the Fourth Proportional to 488,065.08, 731,826 and 151,011.93

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Solution

The fourth proportional to 488,065.08, 731,826 and 151,011.93 is: 226,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,065.08 : 731,826 = 151,011.93 : x
  2. Step 2: Convert to fraction form
    488,065.08/731,826 = 151,011.93/x
  3. Step 3: Cross multiply
    488,065.08x = 731,826 × 151,011.93
  4. Step 4: Simplify right side
    488,065.08x = 110,514,456,684.18
  5. Step 5: Solve for x
    x = 110,514,456,684.18/488,065.08
  6. Step 6: Final answer
    x = 226,433.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.